491  
CDUS41 KCTP 190743  
CLIJST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
243 AM EST FRI DEC 19 2025  
   
...............................  
 
   
..THE JOHNSTOWN CLIMATE SUMMARY FOR DECEMBER 18 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1892 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 47 257 PM 64 1924 37 10 42  
MINIMUM 34 350 AM -4 1914 24 10 30  
AVERAGE 41 31 10 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.16 1.32 1990 0.08 0.08 0.19  
MONTH TO DATE 0.61 1.60 -0.99 2.43  
SINCE DEC 1 0.61 1.60 -0.99 2.43  
SINCE JAN 1 37.77 40.18 -2.41 48.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 34 -10 29  
MONTH TO DATE 728 581 147 601  
SINCE DEC 1 728 581 147 601  
SINCE JUL 1 2032 1951 81 1727  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 604 480 124 652    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 13.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 PM  
LOWEST 45 100 PM  
AVERAGE 73  
   
......................................................  
 
THE JOHNSTOWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 66 1939  
MINIMUM TEMPERATURE (F) 24 -2 1906  
 
SUNRISE AND SUNSET  
DECEMBER 19 2025......SUNRISE 734 AM EST SUNSET 452 PM EST  
DECEMBER 20 2025......SUNRISE 734 AM EST SUNSET 452 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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